HVREX family
HVREX_a100_PyroDeployed
Not Available
What does the HVREX_a100_PyroDeployed alert mean?
The Range Extender Battery Management System (BMS) or High Voltage Controller (HVCON) detects the pyro was deployed by vehicle firmware.
What you'll see in your Tesla
- Not Available
What triggers it
The pyro was deployed by vehicle firmware.
When it clears
The pyro resistance test passes.
Potential impact
The High Voltage (HV) pack may be blocked, which will prevent the vehicle from driving or charging.
Affected models
Cybertruck
Track your Tesla's alerts automatically
Alerts like this reach MyTeslaMate through your car's Tesla telemetry API. MyTeslaMate logs every alert your Tesla reports and turns it into readable history and real-time notifications — hosted TeslaMate with no server to run.